Lycium nodosum
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Lycium nodosum is a plant type from the genus of Lycium ( Lycium ) in the family of the nightshade family (Solanaceae).
description
Lycium nodosum is an upright shrub that reaches heights of 0.5 to 2 m. Its leaves are membranous, hairless, 6 to 30 mm long and 2 to 13 mm wide.
The flowers are hermaphrodite and fourfold. The calyx is cup-shaped and hairless. The calyx tube is 0.9 to 1.5 mm long and covered with 0.3 to 0.6 mm long calyx lobes. The crown is narrowly funnel-shaped and colored white, occasionally the veins are purple. The corolla tube is 4.5 to 6 mm long, the corolla lobes 2 to 2.5 mm. The stamens are hairy at the base.
The fruit is a red or deep purple, egg-shaped berry . It is about 5 mm long and 4 mm wide and contains a large number of seeds .
The number of chromosomes is 2n = 24.
Occurrence
The species is common in South America and occurs there in Paraguay and Argentina in the provinces of Córdoba , Chaco , Entre Ríos , Formosa , Jujuy and Tucumán .
Systematics
Molecular biological studies place the species together with Lycium californicum and Lycium vimineum in a clearly supported clade , Lycium californicum forms a sister clade to the other two species.
proof
Individual evidence
- ^ Lycium nodosum at Tropicos.org. In: IPCN Chromosome Reports . Missouri Botanical Garden, St. Louis
- ^ Rachel A. Levin and Jill S. Miller: Relationships within Tribe Lycieae (Solanaceae): Paraphyly of Lycium and multiple Origins of Gender Dimorphism . In: American Journal of Botany , Volume 92, Number 12, 2005. pp. 2044-2053.
- ^ Rachel A. Levin et al .: Evolutionary Relationships in Tribe Lycieae (Solanaceae) . In: DM Spooner, L. Bohs, J. Giovannoni, RG Olmstead and D. Shibata (eds.): Solanaceae VI: Genomics meets biodiversity. Proceedings of the Sixth International Solanaceae Conference , ISHS Acta Horticulturae 745, June 2007. ISBN 978-9066054271
Main evidence
- JS Miller and RA Levin: Lycium nodosum . In: Project Lycieae